2009 ( n = 2,098) | 2010 ( n = 2,790) | P value | |||||
---|---|---|---|---|---|---|---|
Total N | Mean or n | SD or percentage | Total N | Mean or n | SD or percentage | ||
Age (yrs) (mean, SD) | 2,098 | 58.1 | 15.4 | 2,790 | 58 | 15.6 | 0.8910 |
Female gender (n,%) | 1,972 | 902 | 45.7 | 2,767 | 1,343 | 48.5 | 0.0574 |
Race (n,%) | 1,966 | 2,762 | 0.7380 | ||||
White | 1,454 | 74 | 2,043 | 74 | 0.9933 | ||
Black | 430 | 21.9 | 601 | 21.8 | 0.9266 | ||
Nat. Amer | 23 | 1.2 | 26 | 0.9 | 0.4444 | ||
Asian | 21 | 1.1 | 22 | 0.8 | 0.3322 | ||
Other | 35 | 1.8 | 65 | 2.4 | 0.1621 | ||
Multiracial | 3 | 0.2 | 5 | 0.2 | 1.0000 | ||
BMI (mean, SD) | 1,884 | 29.6 | 7.3 | 2,639 | 29.5 | 7.3 | 0.9510 |
CAD preop (n,%) | 1,383 | 721 | 52.1 | 1,839 | 1,016 | 55.2 | 0.0792 |
COPD preop (n,%) | 1,383 | 83 | 6 | 1,839 | 116 | 6.3 | 0.7207 |
CABG preop (n,%) | 1,383 | 9 | 0.7 | 1,839 | 12 | 0.7 | 0.9951 |
MI preop (n,%) | 1,383 | 21 | 1.5 | 1,839 | 29 | 1.6 | 0.8942 |
Preop valve dz (n,%) | 1,383 | 48 | 3.5 | 1,839 | 67 | 3.6 | 0.7938 |
Diabetes type I (n,%) | 1,383 | 6 | 0.4 | 1,839 | 11 | 0.6 | 0.6274 |
Diabetes type II (n,%) | 1,383 | 224 | 16.2 | 1,839 | 331 | 18 | 0.1799 |
Hypertension preop (n,%) | 1,383 | 721 | 52.1 | 1,839 | 1,016 | 55.2 | 0.0792 |
Preop creatinine (mean, SD) | 1,370 | 1 | 0.6 | 1,847 | 1.1 | 1.3 | 0.1725 |